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The defense date of the thesis is 2011-08-30
The current date is 2019-05-24
URN etd-0829111-225101 Statistics This thesis had been viewed 1309 times. Download 0 times. Author Chih-Chiang Sun Author's Email Address No Public. Department Electrical Engineering Year 2010 Semester 2 Degree Master Type of Document Master's Thesis Language zh-TW.Big5 Chinese Page Count 84 Title BROADBAND CIRCULARLY POLARIZED ANTENNA THROUGH COUPLING OF AN L-SHAPED MONOPOLE TO A U-SHAPED STRIP RING Keyword inverted L-shaped inverted U-shaped circular polarization Monopole antenna WiMAX WLAN WLAN WiMAX Monopole antenna circular polarization inverted U-shaped inverted L-shaped Abstract In this thesis, a wideband circularly polarized antenna for WiMAX and WLAN band applications is presented , this antenna uses an inverted L-shaped monopole coupling to a U-shaped strip ring the strip ring is etched on the back side of the monopole, this antenna operates a return–loss bandwidth of 1.9GHz(2.1-4.0GHz) and an axial-ratio bandwidth of 1.8GHz (2.1-3.9GHz) and the peak antenna gain in 2.1-3.9GHz is around 1.75dBic to 3.75dBic . Advisor Committee The-Nan Chang - advisor
Files Date of Defense 2011-07-29 Date of Submission 2011-08-30